FIT4.3.2. Example of Galois Group over Finite Field

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Field Theory: We compare the splitting fields of the polynomial f(x)=x^8-1 over the rationals and Z/5. We compute the Galois groups and identify Galois correspondences.
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Thank you Dr Bob for your excellent videos. It is refreshing to see university level Mathematics presented in such a clear and engaging way.

MrJWeissman
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Great video, concise and informative.

themagicalbrain
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Same here. It's like they are super-structured.

MathDoctorBob
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Very useful video series on abstract algebra. Do you plan to continue this series? For example, some module theory?

huawang
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thank you Dr.Bob.
Can you help me in making algebriac topology curriculum?

marwamossallam
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Why is Gal(K/Q) ~ Z/2 x Z/2 and not to C_4 ~ Z/4 is not explained, though I guess it was previously check or explained...

JoseAPerez-nqvu
welcome to shbcf.ru